/* ===== FBK-Coaching — Dark Luxe Serpent ===== */
:root{
  --bg:#0C0A0C;           /* warm near-black */
  --bg-2:#141014;         /* raised */
  --panel:#1A131A;        /* card */
  --ink:#F3EBDD;          /* ivory */
  --muted:#B6A794;        /* warm muted */
  --line:rgba(217,180,90,.20);
  --line-2:rgba(217,180,90,.42);
  --gold-1:#FBEFC6; --gold:#D9B45A; --gold-2:#B88A2E; --gold-deep:#7A5A18;
  --plum:#7B4CA6; --plum-deep:#2A1430;
  --maxw:1240px;
  --serif:"Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:"Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;accent-color:var(--gold)}
body{
  margin:0;color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background:
    radial-gradient(900px 500px at 82% -4%, rgba(123,76,166,.20), transparent 60%),
    radial-gradient(1100px 700px at 10% 8%, rgba(217,180,90,.07), transparent 55%),
    linear-gradient(180deg,#0C0A0C,#120C12 60%,#0A080A);
  background-attachment:fixed;
}
img{max-width:100%;display:block}
a{color:var(--gold)}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.04;margin:0;letter-spacing:-.01em}
p{margin:0}
::selection{background:var(--gold);color:#1a1206}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
a{text-underline-offset:3px}
*{scrollbar-width:thin;scrollbar-color:var(--gold-2) transparent}
::-webkit-scrollbar{width:11px}::-webkit-scrollbar-thumb{background:var(--gold-2);border:3px solid var(--bg);border-radius:99px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.narrow{max-width:800px}

/* gold-foil text */
.gold{
  background:linear-gradient(176deg,#fff6d8 2%,var(--gold-1) 22%,var(--gold) 48%,#f0dd9e 60%,var(--gold-2) 82%,#8a6620 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
  -webkit-text-stroke:.4px rgba(122,90,24,.35);
}

/* buttons */
.btn{display:inline-block;font-family:var(--sans);font-weight:600;font-size:1rem;letter-spacing:.02em;
  padding:16px 34px;border-radius:2px;text-decoration:none;transition:.25s var(--ease);cursor:pointer}
.btn-primary{color:#1b1306;background:linear-gradient(180deg,#f8e9b8,var(--gold) 55%,var(--gold-2));
  box-shadow:0 10px 30px -10px rgba(217,180,90,.5), inset 0 1px 0 #fff6d8;border:1px solid #f1dd9c}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06)}
.btn-ghost{color:var(--gold);background:transparent;border:1px solid var(--line-2);margin-top:30px}
.btn-ghost:hover{background:rgba(217,180,90,.1);border-color:var(--gold)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(12,10,12,.72);backdrop-filter:saturate(1.3) blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.wordmark{font-family:var(--serif);font-weight:600;font-size:1.65rem;letter-spacing:.02em;text-decoration:none;display:inline-flex;align-items:baseline;gap:.14em}
.wordmark span{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--muted)}
.primary-nav{display:flex;gap:34px}
.primary-nav a{font-family:var(--sans);font-size:.9rem;font-weight:500;text-decoration:none;color:var(--ink);opacity:.86;position:relative}
.primary-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:1px;background:var(--gold);transition:right .3s var(--ease)}
.primary-nav a:hover::after{right:0}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{width:26px;height:2px;background:var(--gold);transition:.28s var(--ease)}

/* hero */
.hero{display:grid;grid-template-columns:1fr;align-items:center;min-height:calc(100vh - 72px);position:relative}
.hero-copy{padding:70px 0 60px;position:relative;z-index:2}
.hero-eyebrow-x{display:none}
.hero-title{font-size:clamp(3rem,8vw,6.4rem);letter-spacing:-.02em;margin-bottom:24px}
.hero-sub{font-family:var(--serif);font-style:italic;font-size:clamp(1.3rem,2.5vw,2rem);line-height:1.34;color:#EFE4D2;max-width:30ch;margin-bottom:16px}
.hero-myth{color:var(--muted);font-size:1.05rem;max-width:40ch;margin-bottom:34px;border-left:1px solid var(--line-2);padding-left:16px}
.hero-visual{position:relative;min-height:46vh;display:flex;align-items:center;justify-content:center}
.hero-visual::before{content:"";position:absolute;inset:6% 10%;background:radial-gradient(55% 55% at 55% 45%,rgba(217,180,90,.22),transparent 72%);filter:blur(10px);pointer-events:none}
.hero-visual img{position:relative;width:100%;height:100%;max-height:82vh;object-fit:contain;mix-blend-mode:screen;
  -webkit-mask-image:radial-gradient(72% 70% at 52% 48%,#000 52%,rgba(0,0,0,0) 90%);
  mask-image:radial-gradient(72% 70% at 52% 48%,#000 52%,rgba(0,0,0,0) 90%);
  animation:breathe 7s var(--ease) infinite}
@keyframes breathe{50%{transform:translateY(-10px) scale(1.01)}}

/* section rhythm */
section{position:relative;z-index:2}
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent);max-width:var(--maxw);margin:0 auto}

/* intro */
.intro{padding:104px 0 96px;text-align:center}
.intro-lead{font-family:var(--serif);font-size:clamp(1.7rem,3.6vw,2.7rem);line-height:1.2;letter-spacing:-.01em;margin-bottom:26px;text-wrap:balance;color:#F6EEDF}
.intro-emph{font-family:var(--serif);font-style:italic;font-size:clamp(1.4rem,2.6vw,2rem)}

/* architectures */
.architectures{padding:96px 0 40px}
.section-title{font-size:clamp(2.1rem,4.8vw,3.5rem);letter-spacing:-.02em;line-height:1.05;text-wrap:balance}
.architectures>.container>.section-title{margin:0 auto 64px;text-align:center;max-width:18ch}
.arch-row{display:grid;grid-template-columns:1fr;gap:22px 56px;padding:52px 0;border-top:1px solid var(--line)}
.arch-row:last-child{border-bottom:1px solid var(--line)}
.arch-head{display:flex;align-items:baseline;gap:18px}
.arch-num{font-family:var(--serif);font-size:clamp(2.2rem,4.6vw,3.3rem);line-height:.8}
.arch-title{font-size:clamp(1.6rem,2.8vw,2.2rem)}
.arch-def{font-size:clamp(1.1rem,1.4vw,1.28rem);line-height:1.5;color:#EDE3D4;max-width:52ch;margin-bottom:24px}
.arch-when{font-family:var(--serif);font-style:italic;font-size:1.15rem;color:var(--gold);margin:0 0 12px}
.arch-when-list{list-style:none;margin:0 0 26px;padding:0}
.arch-when-list li{position:relative;padding-left:22px;margin-bottom:9px;color:var(--muted)}
.arch-when-list li::before{content:"";position:absolute;left:0;top:.72em;width:11px;height:1px;background:var(--gold-2)}
.placards{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.placards li{font-size:.76rem;color:#CDBBA0;background:rgba(217,180,90,.07);border:1px solid var(--line);border-radius:999px;padding:5px 13px}

/* serpent accent — framed jewel */
.serpent-band{padding:70px 0 90px;text-align:center}
.serpent-band .sb-frame{max-width:720px;margin:0 auto;border-radius:10px;overflow:hidden;position:relative;
  border:1px solid var(--line-2);box-shadow:0 40px 90px -50px #000, inset 0 0 0 1px rgba(255,246,216,.1)}
.serpent-band .sb-frame::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 70px rgba(122,90,24,.25);pointer-events:none}
.serpent-band .sb-img{height:clamp(300px,42vw,460px);background:#efe6d8 url("../assets/img/snake-cream.png") center 46%/cover no-repeat}
.serpent-band .sb-quote p{font-family:var(--serif);font-style:italic;font-size:clamp(1.5rem,3.2vw,2.4rem);line-height:1.3;color:var(--ink);max-width:22ch;margin:36px auto 0}

/* clients */
.clients{padding:88px 0}
.clients-lead{text-align:center;font-family:var(--serif);font-style:italic;font-size:1.3rem;color:var(--gold);margin:0 0 28px}
.clients-list{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:18px 46px;margin:0;padding:0}
.clients-list li{font-family:var(--serif);font-weight:600;font-size:clamp(1.4rem,2.6vw,2.1rem);color:#E7DCC9;opacity:.72;transition:.2s}
.clients-list li:hover{opacity:1;color:var(--gold-1)}

/* case */
.case{padding:84px 0;text-align:center}
.case-title{font-size:clamp(2rem,4.6vw,3.2rem);letter-spacing:-.02em;margin-bottom:22px}
.case-sub{font-size:clamp(1.15rem,1.6vw,1.4rem);line-height:1.5;color:#EDE3D4;max-width:56ch;margin:0 auto 18px}
.case-note{font-size:1.05rem;color:var(--muted);max-width:58ch;margin:0 auto}
.case-note strong{color:var(--gold)}

/* results (gold-framed dark panel) */
.results{padding:40px 0 96px}
.results .panel{max-width:860px;margin:0 auto;padding:60px 48px;border-radius:6px;
  background:linear-gradient(180deg,rgba(26,19,26,.9),rgba(16,11,16,.95));
  border:1px solid var(--line-2);box-shadow:0 30px 70px -40px rgba(0,0,0,.9), inset 0 0 50px rgba(217,180,90,.05)}
.results-title{text-align:center;margin-bottom:42px}
.results-list{list-style:none;margin:0 auto;padding:0;max-width:640px}
.results-list li{position:relative;padding:18px 0 18px 42px;font-size:clamp(1.08rem,1.5vw,1.24rem);line-height:1.45;border-bottom:1px solid var(--line);color:#ECE2D2}
.results-list li:last-child{border-bottom:0}
.results-list li::before{content:"";position:absolute;left:4px;top:24px;width:16px;height:9px;border-left:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(-45deg)}

/* about */
.about{padding:92px 0}
.about-grid{display:grid;grid-template-columns:1fr;gap:34px}
.about-name{font-family:var(--serif);font-weight:700;font-size:clamp(2rem,4.2vw,3rem);line-height:1.05;margin:0 0 10px}
.about-role{color:var(--muted);font-size:1rem;letter-spacing:.02em}
.about-lead{font-family:var(--serif);font-size:clamp(1.3rem,2.3vw,1.8rem);line-height:1.35;color:#F3E9DA;margin:0 0 28px}
.about-facts{list-style:none;margin:0 0 32px;padding:0}
.about-facts li{position:relative;padding:14px 0 14px 26px;border-bottom:1px solid var(--line);color:#D8CBB8;font-size:1.08rem}
.about-facts li::before{content:"";position:absolute;left:0;top:1.5em;width:12px;height:1px;background:var(--gold)}
.about-facts span{color:var(--gold-1);font-weight:600}
.book{border-left:1px solid var(--gold);padding:4px 0 4px 22px}
.book-title{font-family:var(--serif);font-style:italic;font-size:1.45rem;margin:0 0 8px}
.book-note{color:#C7B9A4;font-size:1rem;line-height:1.55;margin:0;max-width:52ch}

/* methodology */
.methodology{padding:100px 0 120px;text-align:center}
.method-line{font-family:var(--serif);font-size:clamp(1.6rem,3.3vw,2.5rem);line-height:1.4;letter-spacing:-.01em;text-wrap:balance}

/* footer */
.site-footer{background:#080608;border-top:1px solid var(--line);padding:56px 0}
.footer-inner{display:flex;flex-wrap:wrap;gap:22px 44px;align-items:center;justify-content:space-between}
.footer-brand{font-family:var(--serif);font-size:1.5rem;display:inline-flex;gap:.14em;align-items:baseline}
.footer-brand span{font-family:var(--sans);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--muted)}
.footer-contacts{list-style:none;display:flex;flex-wrap:wrap;gap:12px 28px;margin:0;padding:0}
.footer-contacts a{color:#E7DCC9;text-decoration:none;font-size:.96rem}
.footer-contacts a:hover{color:var(--gold-1)}
.footer-year{color:#776a5c;font-size:.86rem;width:100%}

/* contact page */
.contact-hero{padding:150px 0 20px;text-align:center}
.contact-hero h1{font-size:clamp(2.6rem,7vw,4.6rem);letter-spacing:-.02em;margin-bottom:18px}
.contact-hero p{color:var(--muted);font-size:1.2rem;line-height:1.5;max-width:46ch;margin:0 auto}
.contact-card{max-width:680px;margin:0 auto 110px;padding:0 28px}
.contact-rows{list-style:none;margin:56px 0 0;padding:0;border-top:1px solid var(--line)}
.contact-rows li{display:flex;flex-wrap:wrap;gap:4px 24px;align-items:baseline;padding:26px 2px;border-bottom:1px solid var(--line)}
.contact-rows .lbl{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--gold);min-width:120px}
.contact-rows .val{font-size:1.35rem}
.contact-rows a{color:var(--gold-1);text-decoration:none}
.contact-rows a:hover{text-decoration:underline}
.contact-cta{text-align:center;margin:48px 0}
.credibility{position:relative;background:var(--panel);border:1px solid var(--line-2);border-radius:6px;padding:34px 36px;font-family:var(--serif);font-style:italic;font-size:1.4rem;line-height:1.45;color:var(--ink)}
.credibility::before{content:"„";position:absolute;top:2px;left:16px;font-family:var(--serif);font-size:3.4rem;color:var(--gold);opacity:.5}
.credibility .meta{display:block;margin-top:16px;font-family:var(--sans);font-style:normal;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}

/* ---- crawling serpents (ambient luxe layer) ---- */
.crawl{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.crawl .cs{position:absolute;will-change:transform,left,right;
  filter:drop-shadow(0 4px 9px rgba(0,0,0,.55)) drop-shadow(0 0 13px rgba(217,180,90,.45))}
.crawl .cs svg{display:block;width:100%;height:auto}
.crawl .cs .wig{transform-box:fill-box;transform-origin:center;animation:wig 2.6s ease-in-out infinite}
.crawl .cs .tongue{animation:flick .5s steps(2) infinite}
@keyframes wig{0%,100%{transform:translateY(0) rotate(-1.4deg)}50%{transform:translateY(-7px) rotate(1.4deg)}}
@keyframes flick{50%{transform:translateX(5px) scaleX(1.25)}}
.cs1{top:16%;width:300px;animation:crawlR 36s linear infinite;opacity:.5}
.cs2{top:60%;width:220px;transform:scaleX(-1);animation:crawlL 46s linear infinite;animation-delay:-12s;opacity:.42}
.cs3{top:38%;width:170px;rotate:14deg;animation:crawlR 56s linear infinite;animation-delay:-22s;opacity:.34}
.cs4{bottom:10%;width:250px;animation:crawlR 42s linear infinite;animation-delay:-30s;opacity:.32}
.cs5{top:7%;width:140px;transform:scaleX(-1);rotate:-10deg;animation:crawlL 64s linear infinite;animation-delay:-6s;opacity:.28}
.cs6{top:80%;width:190px;rotate:-6deg;animation:crawlR 50s linear infinite;animation-delay:-16s;opacity:.3}
@keyframes crawlR{from{left:-24vw}to{left:122vw}}
@keyframes crawlL{from{right:-24vw}to{right:122vw}}
@media(max-width:760px){.cs3,.cs5,.cs6{display:none}.cs1,.cs2,.cs4{opacity:.26}}

/* ===== responsive ===== */
@media(min-width:900px){
  .hero{grid-template-columns:1.15fr .85fr;gap:40px}
  .hero-visual{min-height:calc(100vh - 72px)}
  .arch-row{grid-template-columns:minmax(260px,.9fr) 1.8fr}
  .arch-head{flex-direction:column;gap:10px;position:sticky;top:112px;align-self:start}
  .about-grid{grid-template-columns:minmax(260px,.85fr) 1.8fr;gap:60px}
  .about-head{position:sticky;top:112px;align-self:start}
}
@media(min-width:1024px){body{font-size:18px}}
@media(max-width:899px){
  .nav-toggle{display:flex}
  .primary-nav{position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg-2);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
  .primary-nav.is-open{max-height:300px}
  .primary-nav a{padding:17px 28px;border-bottom:1px solid var(--line)}
  .primary-nav a::after{display:none}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .hero{min-height:auto}
  .hero-visual{order:-1;min-height:52vh;margin:0 -28px}
  .hero-copy{padding:40px 0 60px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition-duration:.001ms!important;scroll-behavior:auto}}